There are several bands called Decontrol:
1) From Saskatoon, SK - self-described as "raw d-beat fallout punk". They released a split with Final Massakre (Massakre Records), a self-titled 12" (Distortion Records), an LP entitled In Trenches... (Iron Bastard Records) and another LP entitled The Final War (Hardcore Holocaust). Their albums can still be bought today through a few distros and through Hardcore Holocaust.
Members were Chris, Jon and Shane. Read more on Last.fm